470,419 views
9 votes
9 votes
Please help, I don't understand this at all!!

Please help, I don't understand this at all!!-example-1
User Ali Tarhini
by
3.1k points

2 Answers

25 votes
25 votes

Answer:

Explanation:

if the middle point of the circle is the letter O

2a.

if the middle point is the letter O

answer: LOM is a central angle

central angle means it comes from the center and each part of it is a radius

central angle is the same degree as the degrees of its arc

so it would also be 84 degrees

2b.

answer: points LM make a minor arc because its less than 180

2c

answer: points LKN make a semi circle

2d

answer: LKNM is a major arc because its more than 180

2e

LKM = 360 - 84 = 276

answer: 276

2f

84*2=168 -> 360-168 = 192 -> 192 divided by 2 is 96

answer: LK is 96

2g

answer: MN is 96

2h

NK is like LM so its 84

answer: 84

2i

LKN is 84+ 96 = 180

answer: 180

2j

360-96 = 264

answer: 264

User Andrew Shore
by
2.8k points
17 votes
17 votes
I don’t know this at all use something else
User AGleasonTU
by
3.3k points